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Perforated tunnel self-drilling injection pipe, steel injection pipe used as umbrella support during tunnel excavation.


Pile structures made of steel pipes are construction piles consisting of steel pipes with sharp pointed tips. They are assembled into arc-shaped configurations and are used in projects such as waterbody and soil retaining structures. These piles feature a simple design, excellent watertightness, and high strength. Their outer diameter typically ranges from 50 to 120 cm, with wall thicknesses from 1 to 18 cm, and they are most commonly fabricated from low-alloy steel grades Q235 or 16Mn. Steel tubular piles are widely employed in the construction of bridges, docks, subway systems, and other infrastructure projects, particularly in areas with soft soils, where they effectively distribute loads and prevent settlement.

Keywords:

Perforated tunnel self-drilling injection pipe, steel injection pipe used as umbrella support during tunnel excavation.

Category:

Steel pipe piles

Packaging and shipping

Packaging and shipping

FAQ

Q: How long is your delivery time?

A: Generally, if it is in stock, it will take 5-10 days, if it is not in stock, it will take 30 days.

Q: Can we send samples?

A: We can provide samples for the products you are interested in.

Q: How do we ensure quality?

A: We conduct pre-production sample testing, accept third-party or customer inspection, and conduct final inspection before shipment.

Q: How do you ensure long-term relationships?

A: We maintain high quality and competitive prices to benefit our customers. Every client is treated as a friend, we do business with sincerity and strive to build lasting relationships, regardless of origin.

Contact Us

Contact Us

Service Phone

+86 18864878811




Address

Liaocheng, Shandong, China

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